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: 61 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: 61 Comm: kworker/u4:2 Not tainted 4.14.198-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy0 ieee80211_iface_work 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:ffff8880aeb07ad8 EFLAGS: 00010286 RAX: 000000000000003f RBX: ffff8880a58ca968 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff86e462c0 RDI: ffffed1015d60f51 RBP: 00000000ffffffff R08: 000000000000003f R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a0cb24a0 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:unwind_next_frame+0x280/0x17d0 arch/x86/kernel/unwind_orc.c:356 RSP: 0018:ffff8880a942f5f8 EFLAGS: 00000a03 ORIG_RAX: ffffffffffffff10 RAX: 0000000000000000 RBX: 1ffff11015285ec6 RCX: ffffffff88f2b068 RDX: 1ffffffff11e560d RSI: ffffffff88f2b068 RDI: ffffffff88a3994c RBP: 0000000000000001 R08: ffffffff88f2b06c R09: ffffffff88f2b092 R10: 0000000000020316 R11: 0000000000058071 R12: ffff8880a942f6ed R13: ffff8880a942f6f0 R14: ffff8880a942f708 R15: ffff8880a942f6b8 __save_stack_trace+0x90/0x160 arch/x86/kernel/stacktrace.c:44 save_stack mm/kasan/kasan.c:447 [inline] set_track mm/kasan/kasan.c:459 [inline] kasan_kmalloc+0xeb/0x160 mm/kasan/kasan.c:551 slab_post_alloc_hook mm/slab.h:442 [inline] slab_alloc mm/slab.c:3390 [inline] kmem_cache_alloc_trace+0x11b/0x3d0 mm/slab.c:3616 kmalloc include/linux/slab.h:488 [inline] kzalloc include/linux/slab.h:661 [inline] cfg80211_ibss_joined+0x10b/0x5f0 net/wireless/ibss.c:72 __ieee80211_sta_join_ibss+0xb7a/0x1c80 net/mac80211/ibss.c:396 ieee80211_sta_create_ibss.cold+0xbb/0xf1 net/mac80211/ibss.c:1346 ieee80211_sta_find_ibss net/mac80211/ibss.c:1476 [inline] ieee80211_ibss_work.cold+0x266/0x565 net/mac80211/ibss.c:1700 ieee80211_iface_work+0x690/0x770 net/mac80211/iface.c:1383 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 Kernel Offset: disabled Rebooting in 86400 seconds..