wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 no supported rates (0xffffffff) in rate_mask 0x0 with flags 0x0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8040 at net/mac80211/rate.c:359 __rate_control_send_low.cold+0x6e/0x81 net/mac80211/rate.c:359 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 8040 Comm: syz-executor165 Not tainted 4.14.203-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 __warn.cold+0x20/0x4b kernel/panic.c:547 report_bug+0x208/0x249 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964 RIP: 0010:__rate_control_send_low.cold+0x6e/0x81 net/mac80211/rate.c:359 RSP: 0018:ffff8880ba507ad8 EFLAGS: 00010286 RAX: 000000000000003f RBX: ffff88809cb506a8 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff878bb940 RDI: ffffed10174a0f51 RBP: 00000000ffffffff R08: 000000000000003f R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880ab95a4e0 R13: 0000000000000000 R14: 0000000000000090 R15: 000000000000000c rate_control_send_low+0x248/0x560 net/mac80211/rate.c:383 minstrel_ht_get_rate+0x56/0x13f0 net/mac80211/rc80211_minstrel_ht.c:1045 rate_control_get_rate+0x40d/0x4f0 net/mac80211/rate.c:910 __ieee80211_beacon_get+0x87b/0x1820 net/mac80211/tx.c:4308 ieee80211_beacon_get_tim+0x78/0x750 net/mac80211/tx.c:4335 ieee80211_beacon_get include/net/mac80211.h:4401 [inline] mac80211_hwsim_beacon_tx+0xd8/0x570 drivers/net/wireless/mac80211_hwsim.c:1520 __iterate_interfaces+0x247/0x3c0 net/mac80211/util.c:613 ieee80211_iterate_active_interfaces_atomic+0x74/0x130 net/mac80211/util.c:649 mac80211_hwsim_beacon+0xbe/0x180 drivers/net/wireless/mac80211_hwsim.c:1558 __tasklet_hrtimer_trampoline+0x29/0xa0 kernel/softirq.c:618 tasklet_hi_action+0x195/0x330 kernel/softirq.c:549 __do_softirq+0x254/0xa1d kernel/softirq.c:288 invoke_softirq kernel/softirq.c:368 [inline] irq_exit+0x193/0x240 kernel/softirq.c:409 exiting_irq arch/x86/include/asm/apic.h:648 [inline] smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102 apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline] RIP: 0010:lock_is_held_type+0x17a/0x210 kernel/locking/lockdep.c:4038 RSP: 0018:ffff8880b33d7568 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff11e1231 RBX: 0000000000000282 RCX: 0000000000000001 RDX: dffffc0000000000 RSI: 00000000ffffffff RDI: 0000000000000282 RBP: ffff8880a4f52600 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 R13: ffff8880ab958c20 R14: ffff8880ae8e9968 R15: ffff8880ab958c58 lock_is_held include/linux/lockdep.h:437 [inline] ieee80211_ibss_disconnect+0x9b9/0xd40 net/mac80211/ibss.c:733 ieee80211_ibss_leave+0x12/0xd8 net/mac80211/ibss.c:1858 rdev_leave_ibss net/wireless/rdev-ops.h:531 [inline] __cfg80211_leave_ibss+0x14c/0x6d0 net/wireless/ibss.c:217 cfg80211_leave_ibss+0x54/0x70 net/wireless/ibss.c:234 cfg80211_change_iface+0x791/0x13d0 net/wireless/util.c:1028 nl80211_set_interface+0x588/0x760 net/wireless/nl80211.c:2929 genl_family_rcv_msg+0x572/0xb20 net/netlink/genetlink.c:600 genl_rcv_msg+0xaf/0x140 net/netlink/genetlink.c:625 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2433 genl_rcv+0x24/0x40 net/netlink/genetlink.c:636 netlink_unicast_kernel net/netlink/af_netlink.c:1287 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1313 netlink_sendmsg+0x62e/0xb80 net/netlink/af_netlink.c:1878 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 __sys_sendmsg+0xa3/0x120 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x441fb9 RSP: 002b:00007ffe3e1e6778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441fb9 RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000005 RBP: 000000306e616c77 R08: 0000000000000000 R09: 00000000004002e0 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402b20 R13: 0000000000402bb0 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..