rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (1 GPs behind) idle=f56/1/0x4000000000000000 softirq=11136/11139 fqs=221 
	(t=10500 jiffies g=9753 q=2046)
NMI backtrace for cpu 0
CPU: 0 PID: 9914 Comm: syz-executor199 Not tainted 5.10.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x107/0x163 lib/dump_stack.c:118
 nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
 nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
 rcu_dump_cpu_stacks+0x1e3/0x21e kernel/rcu/tree_stall.h:331
 print_cpu_stall kernel/rcu/tree_stall.h:563 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:637 [inline]
 rcu_pending kernel/rcu/tree.c:3694 [inline]
 rcu_sched_clock_irq.cold+0x472/0xee8 kernel/rcu/tree.c:2567
 update_process_times+0x77/0xd0 kernel/time/timer.c:1709
 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:176
 tick_sched_timer+0x1d1/0x2a0 kernel/time/tick-sched.c:1328
 __run_hrtimer kernel/time/hrtimer.c:1519 [inline]
 __hrtimer_run_queues+0x1ce/0xea0 kernel/time/hrtimer.c:1583
 hrtimer_interrupt+0x334/0x940 kernel/time/hrtimer.c:1645
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline]
 __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1097
 run_sysvec_on_irqstack_cond arch/x86/include/asm/irq_stack.h:91 [inline]
 sysvec_apic_timer_interrupt+0x48/0x100 arch/x86/kernel/apic/apic.c:1091
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:631
RIP: 0010:mac80211_hwsim_tx_frame+0x10d/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1707
Code: 46 60 fc 0f b6 1d 53 c9 90 0a 31 ff 89 de e8 4a 3e 60 fc 84 db 74 26 e8 31 46 60 fc 44 89 f2 4c 89 e6 48 89 ef e8 43 f1 ff ff <48> 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f e9 10 46 60 fc e8 0b 46
RSP: 0018:ffffc90000007ce0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ffffffff19d9b2b
RDX: ffff88801e879a40 RSI: ffffffff850fbeb7 RDI: 0000000000000000
RBP: ffff888028a70c80 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888014dabc80
R13: ffff888028a73350 R14: 0000000000000000 R15: ffff888028a70cd0
 mac80211_hwsim_beacon_tx+0x4ba/0x910 drivers/net/wireless/mac80211_hwsim.c:1759
 __iterate_interfaces+0x1e5/0x520 net/mac80211/util.c:792
 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:828
 mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1782
 __run_hrtimer kernel/time/hrtimer.c:1519 [inline]
 __hrtimer_run_queues+0x693/0xea0 kernel/time/hrtimer.c:1583
 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1600
 __do_softirq+0x2a0/0x9f6 kernel/softirq.c:298
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
 run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
 do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77
 invoke_softirq kernel/softirq.c:393 [inline]
 __irq_exit_rcu kernel/softirq.c:423 [inline]
 irq_exit_rcu+0x132/0x200 kernel/softirq.c:435
 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1091
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:631
RIP: 0010:preempt_schedule_irq+0x49/0x90 kernel/sched/core.c:4789
Code: 55 53 65 48 8b 1c 25 00 f0 01 00 48 89 dd 48 c1 ed 03 48 01 c5 bf 01 00 00 00 e8 12 6d 64 f8 e8 ed d2 8e f8 fb bf 01 00 00 00 <e8> 82 d1 ff ff 9c 58 fa f6 c4 02 75 27 bf 01 00 00 00 e8 80 55 64
RSP: 0018:ffffc9000a3df5d8 EFLAGS: 00000202
RAX: 00000000002881e5 RBX: ffff88801e879a40 RCX: 1ffffffff19d8db9
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffed1003d0f348 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 irqentry_exit_cond_resched kernel/entry/common.c:357 [inline]
 irqentry_exit_cond_resched kernel/entry/common.c:349 [inline]
 irqentry_exit+0x7a/0xa0 kernel/entry/common.c:387
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:631
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x9/0x60 kernel/kcov.c:197
Code: 8b 48 89 54 24 08 48 89 34 24 e8 a2 aa 5e 02 48 8b 54 24 08 48 8b 34 24 e9 a1 fd ff ff 0f 1f 40 00 65 48 8b 14 25 00 f0 01 00 <65> 8b 05 20 eb 91 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74
RSP: 0018:ffffc9000a3df6a8 EFLAGS: 00000246
RAX: 000000000a3df700 RBX: 0000000000401eb5 RCX: 0000000000000000
RDX: ffff88801e879a40 RSI: 0000000000000001 RDI: 0000000000401eb5
RBP: 0000000000401eb5 R08: ffffffff8df5cbbe R09: ffffffff8df5cbc2
R10: 0000000000082081 R11: 0000000000000001 R12: ffffc9000a3df7c8
R13: 0000000000000000 R14: ffff88801e879a40 R15: 0000000000000246
 rcu_read_lock include/linux/rcupdate.h:639 [inline]
 is_bpf_text_address+0xc/0x160 kernel/bpf/core.c:708
 kernel_text_address kernel/extable.c:151 [inline]
 kernel_text_address+0xbd/0xf0 kernel/extable.c:120
 __kernel_text_address+0x9/0x30 kernel/extable.c:105
 unwind_get_return_address arch/x86/kernel/unwind_orc.c:318 [inline]
 unwind_get_return_address+0x51/0x90 arch/x86/kernel/unwind_orc.c:313
 arch_stack_walk+0x93/0xe0 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:121
 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:48
 kasan_set_track+0x1c/0x30 mm/kasan/common.c:56
 kasan_set_free_info+0x1b/0x30 mm/kasan/generic.c:355
 __kasan_slab_free+0x102/0x140 mm/kasan/common.c:422
 slab_free_hook mm/slub.c:1544 [inline]
 slab_free_freelist_hook+0x5d/0x150 mm/slub.c:1577
 slab_free mm/slub.c:3142 [inline]
 kmem_cache_free+0x82/0x350 mm/slub.c:3158
 free_mm_slot mm/khugepaged.c:414 [inline]
 __khugepaged_exit+0x2b8/0x3f0 mm/khugepaged.c:531
 khugepaged_exit include/linux/khugepaged.h:52 [inline]
 __mmput+0x389/0x470 kernel/fork.c:1078
 mmput+0x53/0x60 kernel/fork.c:1100
 exit_mm kernel/exit.c:486 [inline]
 do_exit+0xa72/0x29b0 kernel/exit.c:796
 do_group_exit+0x125/0x310 kernel/exit.c:906
 get_signal+0x42a/0x1f10 kernel/signal.c:2758
 arch_do_signal+0x82/0x2390 arch/x86/kernel/signal.c:811
 exit_to_user_mode_loop kernel/entry/common.c:161 [inline]
 exit_to_user_mode_prepare+0x100/0x1a0 kernel/entry/common.c:191
 irqentry_exit_to_user_mode+0x5/0x30 kernel/entry/common.c:279
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:631
RIP: 0033:0x401eb5
Code: Unable to access opcode bytes at RIP 0x401e8b.
RSP: 002b:00007fff632aa068 EFLAGS: 00000206
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 000000000044b4e9
RDX: 0000000000042000 RSI: 0000000000000004 RDI: 0000000000000003
RBP: 00007fff632aa0c0 R08: 0000000000000011 R09: 65732f636f72702f
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000e53e4
R13: 00000000006dfdc8 R14: 00000000006e0440 R15: 0000000000000004