[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.15.198' (ECDSA) to the list of known hosts. syzkaller login: [ 33.774039] IPVS: ftp: loaded support on port[0] = 21 executing program [ 33.835513] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 33.843692] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.850885] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.859026] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 33.870885] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.878440] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.879155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 33.902533] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 33.960751] ------------[ cut here ]------------ [ 33.966374] wlan0: Failed check-sdata-in-driver check, flags: 0x4 [ 33.974331] WARNING: CPU: 1 PID: 8097 at net/mac80211/driver-ops.h:17 ieee80211_bss_info_change_notify+0x824/0x920 [ 33.984808] Kernel panic - not syncing: panic_on_warn set ... [ 33.984808] [ 33.992238] CPU: 1 PID: 8097 Comm: syz-executor508 Not tainted 4.19.163-syzkaller #0 [ 34.000092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.009434] Call Trace: [ 34.012010] dump_stack+0x1fc/0x2fe [ 34.015641] panic+0x26a/0x50e [ 34.018814] ? __warn_printk+0xf3/0xf3 [ 34.022688] ? ieee80211_bss_info_change_notify+0x824/0x920 [ 34.028464] ? __probe_kernel_read+0x130/0x1b0 [ 34.033023] ? __warn.cold+0x5/0x61 [ 34.036642] ? __warn+0xe4/0x200 [ 34.040002] ? ieee80211_bss_info_change_notify+0x824/0x920 [ 34.045692] __warn.cold+0x20/0x61 [ 34.049214] ? ieee80211_bss_info_change_notify+0x824/0x920 [ 34.054922] report_bug+0x262/0x2b0 [ 34.058546] do_error_trap+0x1d7/0x310 [ 34.062429] ? math_error+0x310/0x310 [ 34.066209] ? __irq_work_queue_local+0x101/0x160 [ 34.071029] ? irq_work_queue+0x29/0x80 [ 34.074984] ? error_entry+0x72/0xd0 [ 34.078678] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.083674] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.088507] invalid_op+0x14/0x20 [ 34.091954] RIP: 0010:ieee80211_bss_info_change_notify+0x824/0x920 [ 34.098964] Code: 00 00 48 8b ab 28 05 00 00 48 85 ed 74 53 e8 d3 1b b0 f9 e8 ce 1b b0 f9 44 89 fa 48 89 ee 48 c7 c7 e0 b6 66 89 e8 a7 f8 83 f9 <0f> 0b e9 19 f9 ff ff e8 b0 1b b0 f9 0f 0b e9 0a fb ff ff e8 a4 1b [ 34.117852] RSP: 0018:ffff888092327600 EFLAGS: 00010282 [ 34.123200] RAX: 0000000000000000 RBX: ffff8880b0659c80 RCX: 0000000000000000 [ 34.130457] RDX: 0000000000000000 RSI: ffffffff814fdbb1 RDI: ffffed1012464eb2 [ 34.137706] RBP: ffff8880b06591c0 R08: 0000000000000001 R09: 0000000000000000 [ 34.144957] R10: 0000000000000005 R11: 0000000000000000 R12: 0000000002000000 [ 34.152225] R13: ffff8880b065ac10 R14: 0000000000000000 R15: 0000000000000004 [ 34.159596] ? vprintk_func+0x81/0x17e [ 34.163473] ieee80211_set_mcast_rate+0x37/0x40 [ 34.168123] ? ieee80211_set_wds_peer+0x30/0x30 [ 34.172778] nl80211_set_mcast_rate+0x355/0x930 [ 34.177449] ? nl80211_set_bss+0xf50/0xf50 [ 34.181846] ? nl80211_pre_doit+0xa2/0x620 [ 34.186071] ? __cfg80211_rdev_from_attrs+0x700/0x700 [ 34.191246] genl_family_rcv_msg+0x642/0xc40 [ 34.195643] ? genl_rcv+0x40/0x40 [ 34.199077] ? genl_rcv_msg+0x12f/0x160 [ 34.203037] ? __mutex_add_waiter+0x160/0x160 [ 34.207520] ? __radix_tree_lookup+0x216/0x370 [ 34.212156] genl_rcv_msg+0xbf/0x160 [ 34.215867] netlink_rcv_skb+0x160/0x440 [ 34.219912] ? genl_family_rcv_msg+0xc40/0xc40 [ 34.224488] ? netlink_ack+0xae0/0xae0 [ 34.228358] ? genl_rcv+0x15/0x40 [ 34.231809] genl_rcv+0x24/0x40 [ 34.235090] netlink_unicast+0x4d5/0x690 [ 34.239133] ? netlink_sendskb+0x110/0x110 [ 34.243349] ? _copy_from_iter_full+0x229/0x7c0 [ 34.247998] ? __phys_addr_symbol+0x2c/0x70 [ 34.252301] ? __check_object_size+0x17b/0x3d1 [ 34.256866] netlink_sendmsg+0x6bb/0xc40 [ 34.260913] ? aa_af_perm+0x230/0x230 [ 34.264710] ? nlmsg_notify+0x1a0/0x1a0 [ 34.268720] ? kernel_recvmsg+0x220/0x220 [ 34.272943] ? nlmsg_notify+0x1a0/0x1a0 [ 34.276901] sock_sendmsg+0xc3/0x120 [ 34.280609] ___sys_sendmsg+0x7bb/0x8e0 [ 34.284572] ? copy_msghdr_from_user+0x440/0x440 [ 34.289317] ? sock_ioctl+0x30e/0x5d0 [ 34.293103] ? dlci_ioctl_set+0x30/0x30 [ 34.297151] ? lock_downgrade+0x720/0x720 [ 34.301364] ? lock_acquire+0x170/0x3c0 [ 34.305321] ? debug_object_active_state+0x104/0x330 [ 34.310405] ? mark_held_locks+0xf0/0xf0 [ 34.314448] ? dlci_ioctl_set+0x30/0x30 [ 34.318420] ? do_vfs_ioctl+0x110/0x12e0 [ 34.322463] ? ioctl_preallocate+0x200/0x200 [ 34.326857] ? __fdget+0x1a0/0x230 [ 34.331187] __x64_sys_sendmsg+0x132/0x220 [ 34.335404] ? __sys_sendmsg+0x1b0/0x1b0 [ 34.339469] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 34.344815] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.349833] ? do_syscall_64+0x21/0x620 [ 34.353793] do_syscall_64+0xf9/0x620 [ 34.357579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.362751] RIP: 0033:0x4417c9 [ 34.365933] Code: e8 dc 05 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 8b 0d fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 34.385178] RSP: 002b:00007ffe5db1f168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 34.392865] RAX: ffffffffffffffda RBX: 00007ffe5db1f190 RCX: 00000000004417c9 [ 34.400115] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 34.407365] RBP: 0000000000000003 R08: 0000001e00000000 R09: 0000001e00000000 [ 34.414621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 [ 34.421872] R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004 [ 34.430086] Kernel Offset: disabled [ 34.433771] Rebooting in 86400 seconds..